<template>
  <div class="role-container">
    <div class="left-wrapper">
      <div v-for="(item, index) in roleList" :key="item.roleId" class="role-item"
        :class="{ active: activeIndex === index }" @click="menuChange(index)">
        <div class="role-info">
          <svg-icon :icon-class="activeIndex === index ? 'user-active' : 'user'" class="icon" />
          {{ item.roleName }}
        </div>
        <div class="more">
          <el-dropdown>
            <span class="el-dropdown-link">
              <svg-icon icon-class="more" />
            </span>
            <el-dropdown-menu slot="dropdown">
              <el-dropdown-item @click.native="toEdit(item.roleId)">编辑角色</el-dropdown-item>
              <el-dropdown-item @click.native="deleteRole(item.roleId)">删除</el-dropdown-item>
            </el-dropdown-menu>
          </el-dropdown>
        </div>
      </div>
      <el-button class="addBtn" size="mini" @click="$router.push('/sys/addRole')">添加角色</el-button>
    </div>
    <div class="right-wrapper">
      <el-tabs v-model="activeName">
        <el-tab-pane label="功能权限" name="permission">
          <div class="tree-wrapper">
            <div v-for="item in treeList" :key="item.id" class="tree-item">
              <div class="tree-title"> {{ item.title }} </div>
              <el-tree ref="tree" :data="item.children" :props="defaultProps" :default-expand-all="true" show-checkbox
                node-key="id" />
            </div>
          </div>
        </el-tab-pane>
        <el-tab-pane :label="`成员(${total})`" name="employee">
          <div class="user-wrapper">
            <el-table :data="userList" style="width: 100%">
              <el-table-column type="index" width="250" label="序号" />
              <el-table-column prop="name" label="员工姓名" />
              <el-table-column prop="userName" label="登录账号" />
            </el-table>
          </div>
        </el-tab-pane>
      </el-tabs>

    </div>
  </div>
</template>

<script>
import { getRoleListAPI, getTreeListAPI, getRoleDetailAPI, getRoleUserListAPI,delRoleUserAPI } from '@/api/system'
export default {
  name: 'Role',
  data() {
    return {
      roleList: [],
      activeIndex: 0,  //存储当前点击的哪个菜单
      treeList: [],
      defaultProps: {
        label: 'title',
        disabled: () => true
      },
      activeName: 'permission',
      params: {
        page: 1,
        pageSize: 10
      },
      total: 0,
      userList: [],
    }
  },
  async created() {
    await this.getRoleList();
    await this.getTreeList();
    this.menuChange(0);
  },
  methods: {
    // 删除角色
     deleteRole(roleId){
      this.$confirm('要删除该角色吗？','温馨提示').then(async () => {
        await delRoleUserAPI(roleId);
        this.$message.success('删除成功');
        this.getRoleList();
      }).catch(() => {
        
      })
      
    },
    //获取所有的权限列表
    async getTreeList() {
      await getTreeListAPI().then(res => {
        this.treeList = res.data;
        // this.addDesiabledProp(this.treeList);
      })
    },
    async getRoleList() {
      await getRoleListAPI().then(res => {
        this.roleList = res.data;
      })
    },
    // 点击菜单的事件
    async menuChange(index) {
      this.activeIndex = index;
      const id = this.roleList[index].roleId;
      await getRoleDetailAPI(id).then(res => {
        const perms = res.data.perms;
        const treeComponentList = this.$refs.tree;
        treeComponentList.forEach((tree, index) => {
          tree.setCheckedKeys(perms[index])
        })
      })
      await getRoleUserListAPI(id, this.params).then(res => {
        this.total = res.data.total;
        this.userList = res.data.rows;
      })
    },
    // 递归处理禁用效果
    addDesiabledProp(treeList) {
      treeList.forEach(item => {
        item.disabled = true;
        if (item.children) {
          this.addDesiabledProp(item.children);
        }
      })
    },
    // 编辑角色
    toEdit(roleId){
       this.$router.push(`/sys/addRole?id=${roleId}`)
    }
  }
}
</script>

<style scoped lang="scss">
.role-container {
  display: flex;
  font-size: 14px;
  background-color: #fff;
  padding: 20px;

  .left-wrapper {
    width: 200px;
    border-right: 1px solid #e4e7ec;
    padding: 4px;
    text-align: center;

    .role-item {
      position: relative;
      height: 56px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 20px;
      cursor: pointer;

      &.active {
        background: #edf5ff;
        color: #4770ff;
      }
    }

    .role-info {
      display: flex;
      align-items: center;

      .icon {
        margin-right: 10px;
      }
    }

    .more {
      display: flex;
      align-items: center;
    }

    .addBtn {
      width: 100%;
      margin-top: 20px;
    }
  }

  .right-wrapper {
    flex: 1;

    .tree-wrapper {
      display: flex;
      justify-content: space-between;

      .tree-item {
        flex: 1;
        border-right: 1px solid #e4e7ec;
        padding: 0px 4px;
        text-align: center;

        .tree-title {
          background: #f5f7fa;
          text-align: center;
          padding: 10px 0;
          margin-bottom: 12px;
        }
      }
    }

    ::v-deep .el-tabs__nav-wrap {
      padding-left: 20px;
    }

    .user-wrapper {
      padding: 20px;
    }
  }
}
</style>